diff --git a/hw/xfree86/modes/xf86EdidModes.c b/hw/xfree86/modes/xf86EdidModes.c
index 3d51b1d44..d9ece7a14 100644
--- a/hw/xfree86/modes/xf86EdidModes.c
+++ b/hw/xfree86/modes/xf86EdidModes.c
@@ -145,6 +145,11 @@ static Bool quirk_detailed_v_in_cm (int scrnIndex, xf86MonPtr DDC)
 	DDC->vendor.prod_id == 0x2a00)
 	return TRUE;
 
+    /* Bug #28414: HP Compaq NC8430 LP154W01-TLA8 */
+    if (memcmp (DDC->vendor.name, "LPL", 4) == 0 &&
+	DDC->vendor.prod_id == 5750)
+	return TRUE;
+
     /* Bug #21750: Samsung Syncmaster 2333HD */
     if (memcmp (DDC->vendor.name, "SAM", 4) == 0 &&
 	DDC->vendor.prod_id == 1157)